STJグループ（株式会社サンテレコムジャパン、株式会社STJレンテック） List of Products and Services

We would like to introduce the simple business-use radio 'MOTOROLA MiT3000' that we handle. This high-end model is designed for ease of use. Its slim and robust body supports smooth operations. Additionally, it features connectors used in the higher-end Motorola radio model "MOTOTRBO," allowing for secure attachment and detachment of accessories without the need for tools. 【Specifications (partial)】 ■Model Name: MiT3000 ■Frequency Range: 351MHz ■Output Power: 5W/1W (+20%, -50%), Communication Range (approximate: line of sight about 4-5Km) ■Number of Channels: 30ch ■Operating Temperature Range: -20℃ to +60℃ *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce the simple business-use radio 'STANDARD HORIZON SR741' that we handle. The frequency range is 351MHz band, and the number of channels is 30ch. It boasts high durability, 800mW of high sound quality and loud volume, long battery life, and high-performance noise cancellation, ensuring reliable communication even in harsh environments. 【Specifications (partial)】 ■Model name: SR741 ■Output: 5W/2.5W/1W (+20%, -50%), communication distance (approximate: line of sight about 4-5 km) ■Operating temperature range: -20℃ to +60℃ ■Dimensions (mm): Width 55.8 × Height 91.5 × Depth 29.4 (excluding protrusions) ■Weight (g): Approximately 248g (with SBR 33LI battery installed) *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce the simple business radio 'JVCKENWOOD TCP D551' that we handle. It enables smooth communication for various tasks and enjoyable leisure activities. It is equipped with IP67 equivalent dust and water resistance, protecting the radio from dust and immersion. The frequency range is 351MHz, and the operating temperature range is -20°C to +60°C. Please feel free to contact us if you have any inquiries. 【Specifications (partial)】 ■Model name: TCP D551 ■Output: 5W/1W (+20%, -50%), communication distance (approximate: line of sight about 4-5 km) ■Number of channels: 30ch ■Dimensions (mm): Width 56.0 × Height 92.0 × Depth 29.4 (excluding protrusions) ■Weight (g): Approximately 254g (with KNB75L battery installed) *For more details, please refer to the PDF document or feel free to contact us.

Digital transceivers are essential for event success. They can be easily used in various events and business scenes. The high-power digital transceiver (no license required / compatible with registered stations) "TPZ-D503" is a digital radio (registered station) that can be used without a license for one day or more. It features a unique microphone mounting structure (patent pending) that minimizes unpleasant noise from hand rubbing, and it employs a DSP equipped with Digital Voice Systems, Inc.'s AMBE+2TM vocoder, resulting in clear calls with minimal noise. For more details, please contact us or refer to the catalog.

We would like to introduce the simple business-use radio 'iCOM IC-D60' that we handle. It features a loud volume of 700mW, making it easy to hear even in noisy environments like construction sites. With an IP67 dustproof and waterproof rating, it can be used safely outdoors in the rain or in dusty construction sites, and it meets the U.S. military standard "MIL-STD-810G." 【Specifications (partial)】 ■Model name: IC-D60 ■Frequency range: 351MHz band ■Output: 5W/1W (+20%,-50%), communication distance (approximate: line of sight about 4-5 km) ■Number of channels: 30ch ■Operating temperature range: -20℃ to +60℃ *For more details, please refer to the PDF document or feel free to contact us.

STJ Rentec rents various types of radios, transceivers, and intercoms nationwide. From event security and exhibitions lasting just a few days to snow removal operations and road maintenance that take more than six months, radios are rented for various locations and purposes. **Benefits of Renting Radios** - Available for rental from one day to multiple years - No maintenance required; we quickly deliver replacement radios in case of malfunction - No need for storage; we can swiftly accommodate sudden increases in quantity **List of Radios Available** (MOTOROLA, YAESU, KENWOOD, ICOM) - IP transceivers - Simple business radios (registered station: 3R) - Simple business radios (licensed station: 3B / intrinsically safe explosion-proof structure) - Specific low-power transceivers The type and configuration of radios, transceivers, and intercoms suitable for your needs and usage scenarios may vary, so please consult with us first. Our specialized staff will listen to your requirements and propose an appropriate plan. *For more details, please contact us or download the catalog.*

Digital simple radios are wireless devices that utilize digital communication signals and are essential communication tools for businesses and events. However, purchasing them can lead to significant costs and maintenance burdens. In this article, we will provide detailed information on the basics of digital simple radios, the benefits of renting, recommended models, usage scenarios, and procedures. We hope you find it helpful for selecting the right model and utilizing rental services according to your needs. *For more detailed information, you can view it through the related links. For further details, please download the PDF or feel free to contact us.*

"Subsc5" is an original rental plan from the STJ Group that allows you to rent radios and transceivers for an extended period. We offer IP transceivers and simple business radios, so you can choose the model that suits your needs. This plan is especially recommended for those who use radios regularly, those currently using analog waves and considering equipment replacement, and those looking to introduce new radios. 【Recommended Points】 ■ Easy procedures for handling malfunctions ■ Battery replacement service for easier management ■ No need for asset accounting *For more details, please refer to the PDF document or feel free to contact us.

Season rental, as the name suggests, is a plan for "renting for a specific season." It allows for a usage period that is longer than short-term rentals but shorter than long-term rentals. There are also discounts applicable only to season rentals. Please feel free to contact us when you need assistance. 【Three Points Why Season Rental is Chosen】 ■ More cost-effective than short-term rentals ■ Free replacement in case of breakdown or battery depletion ■ No license application required for registered stations *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce our "Stock Rental" service. This service allows us to apply for a license for the radio equipment we own in the name of the contracting party, and we lend out the desired number of radios whenever the contracting party wants to use them. There are no costs for purchasing the radio equipment, and there is no need for license applications, equipment management, or maintenance. You can use the licensed station more easily and casually. 【Benefits】 ■ Rental of licensed stations that are less prone to interference ■ Leave the troublesome license management and maintenance to us ■ If you use the radio equipment every month, it is more cost-effective than short-term rentals or purchases *For more details, please refer to the related links below and feel free to contact us.

"Stock Rental" is an original service from STJ Rentech that can be used at a lower cost than short-term rentals or purchases. It is common to not only outsource the entire business but also to simultaneously implement improvements for operational efficiency, such as reviewing business flows and optimal personnel allocation. Management and operational tasks for smartphones introduced in the company can also be outsourced to external vendors using BPO services. 【Features】 ■ Cheaper than short-term rentals or purchases ■ Utilizes interference-resistant licensed channels ■ Leave the troublesome license management and maintenance to us ■ Offered at a lower price than regular rental rates, with Stock Rental special terms *For more details, please download the PDF or feel free to contact us.